Buff-bellied Fat-tailed Mouse Opossum vs Chilean rock rat

Thylamys venustus compared with Aconaemys fuscus

Key Differences

• Buff-bellied Fat-tailed Mouse Opossum is Data Deficient while Chilean rock rat is Least Concern.

Taxonomic Classification

Rank	Buff-bellied Fat-tailed Mouse Opossum	Chilean rock rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Didelphimorphia (Didelphimorphia)	Rodentia (Rodents)
Family	Didelphidae	Octodontidae
Genus	Thylamys	Aconaemys
Species	Thylamys venustus	Aconaemys fuscus

Evolutionary Relationship

Buff-bellied Fat-tailed Mouse Opossum and Chilean rock rat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Buff-bellied Fat-tailed Mouse Opossum

DD — Data Deficient

Chilean rock rat

LC — Least Concern

Physical Characteristics

Attribute	Buff-bellied Fat-tailed Mouse Opossum	Chilean rock rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-bellied Fat-tailed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Chilean rock rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Buff-bellied Fat-tailed Mouse Opossum

The Buff-Bellied Fat-Tailed Mouse Opossum (Thylamys venustus) is a species in the genus Thylamys. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Chilean rock rat

The Chilean rock rat (Aconaemys fuscus) is a species in the genus Aconaemys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.